Nike Inc.'s Flyknit, a 5.6-ounce running shoe made from synthetic yarn woven together by a knitting machine, is seen in this undated handout photo, provided to the media on Wednesday, March 8, 2012. Nike's latest running shoe got its start when designers tried to solve a longstanding request from athletes: make shoes as comfortable as socks. Source: Nike Inc. via Bloomberg EDITOR'S NOTE: EDITORIAL USE ONLY. NO SALES. Nike Inc.'s Flyknit, a 5.6-ounce running shoe made from synthetic yarn woven together by a knitting machine, is seen in this undated handout photo, provided to the media on Wednesday, March 8, 2012. Nike's latest running shoe got its start when designers tried to solve a longstanding request from athletes: make shoes as comfortable as socks. Source: Nike Inc. via Bloomberg EDITOR'S NOTE: EDITORIAL USE ONLY. NO SALES. Photo: Nike
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